In order that liberty should have a firm foundation, an acquaintance with the world would naturally lead cool men to conclude that it must be laid, knowing the weakness of the human heart, and the ‘deceitfulness of riches,’ either by poor men, or philosophers, if a sufficient number of men, disinterested from principle, or truly wise, could be wise.
Mary Wollstonecraft, A Vindicaton of the Rights of Men, in a Letter to the Right Honourable Edmund Burke; Occasioned by His Reflections on the Revolution in France (1790).